Obviously, I know this, but it rhymes better with 6 at the end (I am Polish). There is only few instruments I have been around in my life that can actually mea

Obviously, I know this, but it rhymes better with 6 at the end (I am Polish). There is only few instruments I have been around in my life that can actually measure this difference. I have 6.5 digit Voltmeter which would almost be able to detect it in certain situations if I somehow contrived the experiment, but not in any practical measurement where I actually had to calculate anything.